Coordinate system · SGL, SGB
The Supergalactic Coordinate System
A coordinate system whose equator follows the flattened plane in which the nearby galaxies and clusters are concentrated — the supergalactic plane of the Local Supercluster. It is used to describe the large-scale distribution of galaxies in our cosmic neighbourhood.
Highlights
- ›Aligned with the flattened plane of nearby galaxies
Related systems & concepts
Knowledge connections
- Associated withThe Galactic Coordinate System
Sources
The primary and reference sources this topic draws on.
- IAUInternational Astronomical Union
Official naming, definitions, constellation boundaries, and astronomical nomenclature.